diff --git a/musicxmlconverter/symbtrnote.py b/musicxmlconverter/symbtrnote.py
index 7fd3a91..2bc946c 100644
--- a/musicxmlconverter/symbtrnote.py
+++ b/musicxmlconverter/symbtrnote.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-import sys
 
 # koma definitions
 # flats